Data transmission system and data transmission method

Abstract

A data transmission system includes a master device and a slave device group. The slave device group includes a first slave device and a second slave device. The master device, the first slave device, and the second slave device are sequentially connected in series along a data transmission path. The master device transmits a streaming signal to the slave device group, and the slave device group analyzes the streaming signal to identify which one of the first slave device and the second slave device is a target slave device for performing an access operation on the streaming signal. The target slave device generates a streaming response signal based on the streaming signal and transmits the streaming response signal to the master device. The master device analyzes the streaming response signal to identify the streaming response signal is generated by the first slave device or the second slave device.

What is claimed is: 
     
         1 . A data transmission system, comprising:
 a master device; and   a slave device group, comprising a first slave device and a second slave device, wherein the master device, the first slave device, and the second slave device are sequentially connected in series along a data transmission path,   wherein the master device is configured to transmit a streaming signal to the slave device group, and the slave device group is configured to analyze the streaming signal to identify which one of the first slave device and the second slave device is a target slave device for performing an access operation on the streaming signal,   wherein the target slave device is configured to generate a streaming response signal based on the streaming signal and transmit the streaming response signal to the master device,   wherein the master device is configured to analyze the streaming response signal to identify the streaming response signal is generated by the first slave device or the second slave device.   
     
     
         2 . The data transmission system according to  claim 1 , wherein each of the streaming signal and the streaming response signal comprises feature information and data information,
 wherein the slave device group is configured to identify the target device to perform a first access operation on the data information of the streaming signal by analyzing the feature information of the streaming signal,   wherein the master device is configured to identify the streaming response signal is generated by the first slave device or the second slave device by analyzing the feature information of the streaming response signal, and the master device is configured to perform a second access operation on the data information of the streaming response signal.   
     
     
         3 . The data transmission system according to  claim 2 , wherein the feature information of the streaming signal is transmitted before the data information of the streaming signal, and the feature information of the streaming response signal is transmitted before the data information of the streaming response signal. 
     
     
         4 . The data transmission system according to  claim 1 , wherein the data transmission path comprises a sub-data transmission path connecting from the second slave device to the master device, wherein the streaming response signal is transmitted to the master device via the sub-data transmission path. 
     
     
         5 . The data transmission system according to  claim 1 , wherein the master device and the slave device group use a same clock signal. 
     
     
         6 . A data transmission system, comprising:
 a master device; and   a slave device group, comprising a first slave device and a second slave device, wherein the master device, the first slave device, and the second slave device are sequentially connected in series along a data transmission path,   wherein the master device is configured to respectively transmit a first streaming signal and a second streaming signal to the slave device group at different time points, and the slave device group is configured to analyze the first streaming signal and the second streaming signal to identify that using the first slave device to perform a first access operation on the first streaming signal and using the second slave device to perform a second access operation on the second streaming signal,   wherein the first slave device is configured to generate a first streaming response signal based on the first streaming signal and transmit the first streaming response signal to the master device at a first time point,   wherein the second slave device is configured to generate a second streaming response signal based on the second streaming signal and transmit the second streaming response signal to the master device at a second time point,   wherein the master device is configured to analyze the first streaming response signal and the second streaming response signal to identify that the first streaming response signal is generated from the first slave device and identify that the second streaming response signal is generated from the second slave device, respectively.   
     
     
         7 . The data transmission system according to  claim 6 , wherein the first streaming signal and the second streaming signal do not overlap with each other on the data transmission path. 
     
     
         8 . The data transmission system according to  claim 7 , wherein the data transmission path comprises a sub-data transmission path connecting from the second slave device to the master device, wherein each of the first streaming response signal and the second streaming response signal is transmitted to the master device via the sub-data transmission path. 
     
     
         9 . The data transmission system according to  claim 8 , wherein the first streaming response signal and the second streaming response signal do not overlap with each other on the sub-data transmission path. 
     
     
         10 . The data transmission system according to  claim 8 , wherein the first streaming signal comprises first feature information and first data information transmitted after the first feature information, and the second streaming signal comprises second feature information and second data information transmitted after the second feature information,
 wherein the slave device group is configured to identify that using the first slave device to perform the first access operation on the first data information of the first streaming signal and using the second slave device to perform the second access operation on the second data information of the second streaming signal by analyzing the first feature information of the first streaming signal and the second feature information of the second streaming signal,   wherein the first streaming response signal comprises third feature information and third data information transmitted after the third feature information, and the second streaming response signal comprises fourth feature information and fourth data information transmitted after the fourth feature information,   wherein the master device is configured to respectively identify that the first streaming response signal is generated from the first slave device and identify that the second streaming response signal is generated from the second slave device by analyzing the third feature information of the first streaming response signal and the fourth feature information of the second streaming response signal.   
     
     
         11 . The data transmission system according to  claim 8 , wherein the slave device group further comprises a third slave device, and the first slave device, the second slave device, and the third slave device are sequentially connected in series along a data transmission path,
 wherein the master device is configured to respectively transmit the first streaming signal, the second streaming signal, and a third streaming signal to the slave device group at different time points, and the slave device group is configured to analyze the first streaming signal, the second streaming signal, and the third streaming signal to identify that using the third slave device to perform a third access operation on the third streaming signal,   wherein the third slave device is configured to generate a third streaming response signal based on the third streaming signal and transmit the third streaming response signal to the master device at a third time point,   wherein the master device is configured to analyze the first streaming response signal, the second streaming response signal, and the third streaming response signal to identify that the third streaming response signal is generated from the third slave device.   
     
     
         12 . A method for transmitting data between a master device and a slave device group, wherein the slave device group comprises a first slave device and a second slave device, and the master device, the first slave device, and the second slave device are sequentially connected in series along a data transmission path, the method comprising:
 respectively transmitting a first streaming signal and a second streaming signal to the slave device group at different time points by the master device, and analyzing the first streaming signal and the second streaming signal by the slave device group so as to identify that using the first slave device to perform a first access operation on the first streaming signal and using the second slave device to perform a second access operation on the second streaming signal;   generating a first streaming response signal based on the first streaming signal by the first slave device, and transmitting the first streaming response signal to the master device at a first time point;   generating a second streaming response signal based on the second streaming signal by the second slave device, and transmitting the second streaming response signal to the master device at a second time point; and   analyzing the first streaming response signal and the second streaming response signal by the master device to respectively identify that the first streaming response signal is generated from the first slave device and identify that the second streaming response signal is generated from the second slave device.   
     
     
         13 . The method according to  claim 12 , wherein the first streaming signal and the second streaming signal do not overlap with each other on the data transmission path. 
     
     
         14 . The method according to  claim 13 , wherein the data transmission path comprises a sub-data transmission path connecting from the second slave device to the master device, wherein each of the first streaming response signal and the second streaming response signal is transmitted to the master device via the sub-data transmission path. 
     
     
         15 . The method according to  claim 14 , wherein the first streaming response signal and the second streaming response signal do not overlap with each other on the sub-data transmission path. 
     
     
         16 . The method according to  claim 14 , wherein the first streaming signal comprises first feature information and first data information transmitted after the first feature information, and the second streaming signal comprises second feature information and second data information transmitted after the second feature information, wherein analyzing the first streaming signal and the second streaming signal by the slave device group so as to identify that using the first slave device to perform a first access operation on the first streaming signal and using the second slave device to perform a second access operation on the second streaming signal comprises:
 identifying the first feature information of the first streaming signal and the second feature information of the second streaming signal by the slave device group so as to decide that using the first slave device to perform the first access operation on the first data information of the first streaming signal and using the second slave device to perform the second access operation on the second data information of the second streaming signal.   
     
     
         17 . The method according to  claim 16 , wherein the first streaming response signal comprises third feature information and third data information transmitted after the third feature information, and the second streaming response signal comprises fourth feature information and fourth data information transmitted after the fourth feature information, wherein analyzing the first streaming response signal and the second streaming response signal by the master device to respectively determine that the first streaming response signal is generated from the first slave device and determine that the second streaming response signal is generated from the second slave device comprises:
 identifying the third feature information of the first streaming response signal and the fourth feature information of the second streaming response signal by the master device to respectively determine that the first streaming response signal is generated from the first slave device and determine that the second streaming response signal is generated from the second slave device.